题目内容
1.I _________ in my diary for a week.( )| A. | didn't write | B. | don't write | C. | hasn't written | D. | haven't written |
分析 我一个星期没记日记了.
解答 答案:D.考查否定句.句意"我一个星期没记日记了.".根据for a week可知,for+一段时间,通常用于现在完成时态,结构是have/has+动词的过去分词.因此A,B不正确.主语I我,第一人称,因此C不正确.答案是D,这里是否定句形式,直接在助动词have后加not,缩写为haven't.
点评 考查否定句.通常是在be动词,情态动词后加not.一般现在时态,主语不是第三人称单数用don't,主语是第三人称单数用doesn't.一般过去时态用didn't.还有其它用法需要牢记.
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